<html>

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>隐藏搜索框</title>
    <link rel="stylesheet" href="style.css">
</head>

<body>
    <div class="search ">
        <input type="text" class="input" placeholder="Search...">
        <button class="btn">
            <i class="">搜</i>
        </button>
    </div>
</body>
<script src="script.js"></script>

</html>